The United States Naval Research Laboratory (NRL) conducted a demonstration at Marine Corps Air Ground Combat Center in Twentynine Palms, California, showcasing the potential of hydrogen power to enhance warfighter capabilities. The NRL is actively researching innovative applications of hydrogen for Marines and Sailors, focusing on improving efficiency and extending operational limits of unmanned aircraft and ground systems. U.S. Marine Corps Capt. Joshua Ashley highlighted the benefits of outfitting UAS systems with hydrogen fuel cells, allowing for significantly longer operation times to maintain intelligence, surveillance, and reconnaissance capabilities in the air. This demonstration emphasized how hydrogen fuel can expand the capabilities of unmanned aircraft systems, providing a strategic advantage against adversarial forces. Additionally, utilizing hydrogen power in small ground systems reduces signatures, enabling warfighters to operate covertly. The Ultra-Light Tactical Vehicle, equipped with enhanced hydrogen storage and a fuel cell capable of exporting 10 kilowatts of power, demonstrated the feasibility of operating high-energy-demand weapon systems. Testing these systems in challenging environments like MCAGCC aims to rigorously assess their performance limits. The NRL's dedication to advancing hydrogen technology through sponsor-funded research projects ensures the continued success of the U.S. Navy and Marine Corps, maintaining a competitive edge in future conflicts.